Home / 40,736.88-61,104.83-11,154.69

Finding the Fourth Proportional to 40,736.88, 61,104.83 and 11,154.69

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Solution

The fourth proportional to 40,736.88, 61,104.83 and 11,154.69 is: 16,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,736.88 : 61,104.83 = 11,154.69 : x
  2. Step 2: Convert to fraction form
    40,736.88/61,104.83 = 11,154.69/x
  3. Step 3: Cross multiply
    40,736.88x = 61,104.83 × 11,154.69
  4. Step 4: Simplify right side
    40,736.88x = 681,605,380.38
  5. Step 5: Solve for x
    x = 681,605,380.38/40,736.88
  6. Step 6: Final answer
    x = 16,731.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.